Automotive electrical systems
More informationAt Global Parts, we offer a wide selection of original used car parts, including automotive electrical systems for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.
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Part no. 6317177
BMW F20 F22 F30 F32 REM Rear Electronic Module Fuse Box Control Unit V5 6317177
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BMW F30 320iX N20 ECU Kit Engine Control Unit DME 8606777 Key FEM Automatic
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Volkswagen Golf Mk5 1K 2.0 GTI BWA 200HP Engine ECU Kit + Key 06F906056FQ Manual
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Part no. 8625068-2
Mini One R56 LCI R58 N16 1.6 98HP Engine ECU Kit DME 8625068 CAS 3 + Key Manual
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BMW E90 E91 E92 N52N 325i 218HP ECU Kit DME 7574544 CAS3 Key Automatic
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Volkswagen VW Crafter Front Distance Radar Sensor 2Q907561C
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Part no. 2191045
Ford Transit Connect Glow Plug Wiring Loom Cable Wire 1.5 TDCi Diesel 2191045
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Part no. A6519007103-2
Mercedes Sprinter W907 311 CDI 651.958 114HP Engine Control Unit ECU A6519007103
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Part no. 7588502-8
Mini Cooper R55 R56 N12 1.6 120HP Engine ECU Kit DME 7588502 CAS3 Key Manual
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BMW Z4 Series E89 Front Bumper PDC Loom Cables Wiring Set 9225771
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BMW X5 E53 Onboard Computer Navigation System Monitor Widescreen 6923877
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Battery Cover Citroen Berlingo Peugeot Partner Tray Holder Housing 9663615380
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Part no. 7520019-8
Mini Cooper R50 W10 116HP Engine ECU Kit DME 7520019 + EWS 3 + Key Automatic
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Part no. 4136192
BMW 5 6 Series E60 E61 E63 E64 TV Video Module Control Unit 4136192
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Part no. A1718205826
Mercedes SLK R171 Air Module Bag SRS Control Unit ECU A1718205826
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Part no. 03C903024F
Alternator Audi A3 8P VW Passat B7 Engine Generator 1.4 TSI 03C903024F
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Part no. 510971693J
Volkswagen Golf Sportsvan Door Harness Rear Left N/S Door Wiring Loom 510971693J
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Part no. A2129009829
Mercedes W166 IGW MID Gateway Control Module Unit ECU A2129009829
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Part no. 8481599
Adblue Module BMW G20 G21 G30 G31 X3 G01 Control Unit ECU SCR 8481599
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Part no. RHD-9322122
Central Information Display BMW F20 F21 F22 F23 Screen 6,5" 9322122
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Part no. 7640005-14
Mini One R55 R56 R57 Petrol N12 1.4 95HP Engine Control Unit ECU DME 7640005
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Part no. 9218380
Steering Wheel Module BMW F10 F11 F20 F21 F30 F31 Heating Control Unit 9218380
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Part no. 9226880
BMW F20 F21 Radio Aerial Antenna Amplifier AM/FM Control Unit Module 9226880
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Part no. 8606776
BMW F20 F21 M135i F30 F31 335i N55 Engine Control Unit ECU 8606776 Automatic
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Part no. A1765405905
Mercedes W176 Center Console Wiring Loom Electrical Harness A1765405905
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Part no. 9221462
BMW F01 Front Seat Control Unit Module ECU Left Temic 9221462
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Part no. 2354709
BMW 3 5 7 Series E30 E34 E36 E38 E46 Petrol Engine Starter Motor 2354709
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Part no. A2045453901
Mercedes W204 Fuse Box Relay Control Unit Electric Module SAM A2045453901
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Part no. A2229005118
Mercedes W205 Ambient Color Light Module ECU A2229005118
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Part no. 6894065
BMW G01 G02 G20 G30 F98 Control Unit Trailer Tow Hitch 6894065
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Part no. 8385164
BMW 7 Series E65 E66 Battery B Engine Compartment Terminal Point 8385164
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Part no. 8K0907064KE
Audi A5 8T Body Control Comfort Unit Module BCM Convenience Unit ECU 8K0907064KE
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Part no. HALFORDS-AGM-70AH
Halfords 12V AGM 096 Start Stop Accumulator Battery 70Ah 720A
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Part no. 9264573-1
BMW E81 ECU Body Control Module Unit Junction Box H2 PL2 RR JBBFE 9264573
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Part no. 7809000
BMW E60 E87 E90 120d 320d 520d N47 ECU Control Unit Module DDE 7809000 Manual
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Part no. 9176193
Mini Cooper R57 R58 LCI Radio Aerial Antenna Amplifier FM 9176193
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Part no. 5A23E92
Telematics Module BMW F40 F44 G20 Telephone Control Unit ATM ECE 4G 5A23E92
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Part no. A2059003729
Mercedes W205 Head Unit Radio CD Player Audio Sat Nav Multimedia A2059003729
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Part no. 8645761
BMW F45 F46 F48 Mini F54 F55 F56 F57 B48C Intercooler Charge Air Cooler 8645761
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Part no. A6519003203-3
Mercedes W906 313 CDI OM651.955 129HP Diesel Engine ECU Kit A6519003203 Manual
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Part no. 7240611
BMW F01 F02 F03 F07 F10 Tailgate Lift Rear Function Module Control Unit 7240611
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Part no. 9364819-4
BMW E84 LCI ECU Body Control Module M Junction Box PL2RR JBBFE IIIR 9364819
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Part no. 9T1T-15K600-ED
Ford Transit Connect Control Unit Central Door Locking Module ECU 9T1T15K600ED
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Part no. 6908948
BMW E39 6-disc CD Changer without Magazine 6908948
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Part no. 9249083-1
BMW E90 LCI Footwell Light Control Module LCM LED Basis 9249083
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Part no. LRA02830
Chrysler Grand Voyager Alternator Mounting Bracket Carrier LRA02830
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Part no. A9065410040
Mercedes Sprinter W906 Battery Bracket Mount Carrier Support A9065410040
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Part no. 3456051-2
Mini R56 LCI Footwell Light Module High EKS ECU PL3 FRM3R 3456051
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Part no. 6989176
BMW 7 Series E65 E66 Ultrasonic Sensor PDC Toledoblau Metallic Blue
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Part no. A6402002770
Alternator Belt Tensioner Mercedes W169 W245 OM640 Diesel Holder Mounting Panel
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Part no. A0009102675
Mercedes W204 Seat Loom Cable Multicontour Pump Control Front A0009102675
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Part no. 964544367700
Cassette Player Citroen Berlingo Peugeot 206 Audio Head Unit 964544367700
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Part no. 7557395-12
Mini Cooper R50 1.6 W10 116HP Engine ECU Kit DME 7557395 + EWS + Key Automatic
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Part no. A1638201589
CD Changer Mercedes ML W163 6 Disc Changer With Magazine A1638201589
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Part no. 6927703
BMW 5 Series E60 E61 Battery Cable Lead Positive Underfloor 6927703
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Part no. A2229005210
Mercedes W205 Electric Parking Brake Control Unit Module A2229005210
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Part no. 31328247
Display Screen Volvo S60 V60 II Multimedia Navigation Dashboard Unit 31328247
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Part no. 9X2Q9A361CA
Range Rover L320 Sport Rear Fuel Pump Control Unit Bracket Holder 9X2Q9A361CA
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Part no. 9185528
BMW E64 CCC Sat Navigation System CD Player Head Unit 9185528
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Part no. A6461506679-2
Mercedes W203 C200 CDI OM646.962 122HP ECU Kit 2 Keys Lock A6461506679 Automatic
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Part no. 7823934-1
Mini Cooper D R55 R56 Diesel W16 1.6 109HP ECU Kit DDE 7823934 CAS3 + Key Manual
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Part no. 6954276
Mini Cooper R50 One R53 S Drive Window Lifter Motor Front Right O/S 6954276
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Part no. 9357994
BMW F30 F31 F32 Radio Professional CD Bluetooth Player Head Unit 9357994
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Part no. A0051512901
Mercedes ML W163 Engine Starter Motor A0051512901
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Part no. 7602226-1
BMW Banner AGM 12V Accumulator Battery 80Ah 800A 7602226
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Part no. 06F903023F
Volkswagen Golf 5 Audi A3 8P 1.9 2.0 TDI Engine Alternator Generator 06F903023F
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Part no. 5A7A158
Mini Clubman F54 LCI Head Unit Basic Navigation 2 Radio Player Alpine 5A7A158
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Part no. A6079002300
Mercedes W176 W246 180 CDI 607.951 109HP Engine Unit ECU Automatic A6079002300
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Part no. 4KE035282H
Audi A4 B9 Communication Telematics Control Module Unit ECU 4KE035282H
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Part no. 8584555
Mini R55 R56 LCI R60 R61 D N47N Engine Injector Module Wiring Harness Cable
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Part no. 7700433948
Renault Master Trafic Radio Stereo CD Player Head Unit 7700433948
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Part no. 8720294
BMW G30 Telematics Control Module ECU Unit 8720294
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Part no. 9345322-1
BMW 5 F13 ECU Body Control Module V2 Junction Box PL6 JBBFE III 9345322
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Part no. A0009060205
Mercedes W213 C238 Petrol Alternator Generator A0009060205
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Part no. 9342242
Mini F54 F55 F56 Active Sound Design Radio Audio Amplifer Control Module 9342242
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Part no. 4H0907064FB
Audi A8 D4 BCM Module Body Control Unit Convenience ECU 4H0907064FB
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Part no. 1480790
Fuse Relay Mini Cooper One R50 R53 Electrical Box Housing With Cover 148079
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Part no. 9351679-1
BMW F10 F20 F22 F30 Navigation Sat Nav Head Unit High 9351679
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Part no. A1679008812
Seat Module Mercedes W167 W177 W247 Control Unit ECU A1679008812
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Part no. 6981566
Navigation Head Unit BMW E60 E61 CCC CD Sat Nav Player System Controller 6981566
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Part no. 30327N
BMW F20 F21 F30 F34 Diesel Engine Starter Motor 30327N
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Part no. 95710-1h700
Screen Kia Ceed MK1 ED Dashboard Information Dsiplay 95710-1H700
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Part no. A1679008311
Mercedes C238 Door Control Unit Module ECU Front Left N/S A1679008311
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Part no. 9341078
Head Unit BMW F20 F21 F30 Radio Professional CD Player Control Module 9341078
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Part no. 8507924
Gearbox Wiring BMW F20 F30 125d 325d N47S1 Engine Loom Harness Cables 8507924
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Part no. 7587465
IBS Cable BMW E93 Negative Battery Lead Wiring Harness Control Unit 7587465
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Part no. 9130563
BMW E65 E66 Dashboard Control Display Screen 8,8" Control Unit 9130563
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Part no. 9664843780-2
Citroen C4 Picasso 1.6 HDI 9HT Engine Control Unit ECU EDC 9664843780 Manual
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Part no. 7H0843637E
Volkswagen T5 Rear Sliding Door Locking Lock Plate Catch Left N/S A6397601904
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Part no. 9261591-IBB
BMW F20 F21 F30 PDC Front Ultrasonic Parking Sensor PDC Set x2 Imperial Blue-A89
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Part no. A0009008402
Mercedes W204 W176 W212 Tyre Pressure Monitor Control Unit Module A0009008402
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Part no. 9315094
BMW X3 F25 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9315094
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Part no. 8621260
Mini Cooper S R60 N18 Engine Control Unit Module DME 8621260 Manual
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Part no. 7P5941591AH
Seat Ateca Mk3 Headlight Module Headlamp Ballast Left Right N/O/S 7P5941591AH
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Part no. 6983334
Mini R50 R53 6-Disc CD Changer Multichanger Without Magazine 6983334
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Part no. 6976988
Mini R50 R53 Body Control Unit Basic Module BCM BC1RD 6976988
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Part no. 8699949-1
BMW Mini Cooper F56 B38 1.5 136HP Petrol Engine ECU Kit DME 8699949 BDC + 2 Keys
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Part no. A2215408745
Mercedes W221 Fuse Box Control Unit SAM Module Relay A2215408745
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Part no. VARTA-AGM-95AH
VARTA Silver Dynamic AGM Accumulator Battery 95Ah 850A 12V G14
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Key components of vehicle electrical systems
Original electrical parts for popular car brands
A car's electrical system is a complex system responsible for many key functions—from engine starting to lighting and on-board electronics. Modern cars are equipped with increasingly advanced electrical solutions that not only improve driving comfort but also enhance safety. At the Global Parts automotive store you will find a wide range of used car parts , such as alternators, starters, batteries, control modules and other automotive electrical systems that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini and many others.
How does a car's electrical system work?
A car's electrical system is a complex system that consists of several key components that work together to ensure the vehicle's reliable operation:
- Battery accessories – Includes clamps, cables, holders and other components necessary for battery installation and maintenance.
- Electronic control modules and controllers – They control and manage the operation of various vehicle systems, such as the engine, air conditioning and ABS.
- Alternators and generators – Responsible for generating electricity and charging the battery while the engine is running.
- Parts for alternators and generators – Including voltage regulators, brushes and bearings that ensure proper operation of the alternator.
- Starters – Key components of the starting system that enable the engine to be started.
- Starter parts – Including bendixes, rotors and solenoids necessary for the proper operation of the starter.
- Batteries – They store the electrical energy necessary to start the engine and power on-board systems.
- Wires, harnesses and connectors – They transmit energy and electrical signals between various vehicle systems.
- Fuses and fuse boxes – Protect the electrical system against overloads and short circuits.
- Relays – They control the flow of current in individual electrical circuits of the vehicle. A functioning electrical system is the basis for the reliability of your car, regardless of operating conditions.
Key technical parameters of electrical systems
Each of these components has specific technical parameters that determine its compatibility with the vehicle. For example, alternators installed in mid-range cars (e.g., Volkswagen Passat B6) typically have a capacity of 90 A to 140 A, while luxury vehicles (e.g., Mercedes S-Class) require alternators with a capacity exceeding 180 A. Starter motors vary in torque and operating voltage – the standard is 12 V, while 24 V starters are used in heavy-duty vehicles.
Why is it worth taking care of your car's electrical system?
Regular maintenance and replacement of electrical system components is key to reliability and road safety. Faulty components can lead to:
- Problems starting the engine.
- Failure of safety systems such as ABS or airbags.
- Decreased efficiency of on-board equipment, e.g. lighting or air conditioning. At the Global Parts store we offer original used car parts , which have undergone detailed quality tests, ensuring their full functionality.
Symptoms of electrical system disruptions
In practice, electrical faults manifest themselves in a variety of ways. Drivers most often notice: dimming lights when parked, difficulty starting the engine, a voltage drop on the on-board computer, or air conditioning malfunctions. The table below presents typical correlations:
| Symptom | Possible cause | Item to check |
|---|---|---|
| Difficulty starting the engine | Worn out starter or battery | Starter motor, battery |
| Dimming the lights | Inefficient alternator | Alternator, voltage regulator |
| Electric windows not working | Damaged relays or harness | Relays, wires |
How to choose the right parts for your electrical system?
When choosing parts for the electrical system, such as alternators, starters or control modules, it is worth paying attention to:
- Vehicle-specific fit – Every car make and model requires specific specifications. At Global Parts, you'll find parts that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini, and many more .
- Technical condition – All used parts we offer are thoroughly checked to ensure their reliability.
- Technical parameters – For example, alternators should have appropriate current output, adapted to the needs of your vehicle.
Compatibility and fit
The selection of electrical parts is based primarily on OEM part numbers, but matching them to specific parameters is equally important, including current, voltage, and the number of connector pins. For example, the 120A alternator used in the Audi A4 B7 differs significantly from the 150A version installed in the Audi A6 C6 . Therefore, using manufacturer catalogs or providing the VIN makes finding the right component much easier.
Why choose used electrical parts?
Purchase of used car parts This solution allows you to combine savings with quality. Why choose it?
- Lower costs – Used alternators, starters and other parts are cheaper than new ones, but offer the same high quality.
- Ecology – You support recycling and reduce waste by choosing used car parts .
- Wide range – We offer electrical parts for the most popular car brands, so you can easily find what you need.
How to take care of your car's electrical system?
To ensure your electrical system operates reliably for years, it is worth remembering a few rules:
- Regularly check the battery condition and charge level.
- Take care of your cables and connectors – corrosion or damage can lead to voltage drops and failures.
- Monitor the operation of the alternator and starter – early detection of problems will help avoid more serious breakdowns. If you have any problems, you will find the right car parts at Global Parts that will help restore your vehicle to full working order.
Step-by-step control procedures
- Measure the battery voltage with a multimeter – the resting value should be approximately 12.6 V.
- Check the charging voltage with the engine running – the correct range is 13.8–14.5 V.
- Assess the condition of the wires and terminals – lack of corrosion and a firm seat are essential.
- If in doubt, check the quiescent current consumption – it should not exceed 0.05–0.08 A.
FAQ - Frequently asked questions about electrical systems in cars
| Question | Answer |
|---|---|
| What is a car electrical system? | This is a set of components responsible for powering and controlling all electrical functions in the car – from engine starting to multimedia. |
| What is an alternator for in a car? | The alternator generates electrical current when the engine is running and charges the battery. |
| What is the difference between a starter and an alternator? | The starter motor is used solely to start the engine, while the alternator is responsible for generating energy while driving. |
| How to check if the battery is working? | Just measure its voltage – a healthy battery should have approximately 12.6 V at rest and maintain a voltage above 10 V during cranking. |
| What are the most common symptoms of car electrical failure? | Problems starting the engine, flashing warning lights, power windows not working or dimming lights. |
| Do electrical parts from one model fit another? | Sometimes yes, but the key is to match it by VIN or OEM number – this guarantees compatibility. |
| How often should you check your electrical system? | It is worth performing basic diagnostics (battery, alternator) at least once a year or before a long trip. |
Summary: Automotive electrical systems at Global Parts Automotive Store
Automotive electrical systems are the foundation of the reliability and comfort of every modern vehicle. By choosing the right parts, such as alternators, batteries, and control modules, you can ensure your car's full operational efficiency. The Global Parts automotive store invites you to browse our wide selection of original used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , or others, you'll find them at competitive prices. We strive to ensure every customer finds the right parts for their car, and if you have any questions or concerns about selecting the right components, we're happy to help! Please contact us – we're here to help! For more information and interesting facts, visit our automotive blog .